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Finding the Fourth Proportional to 45,611.60, 62,926.10 and 26,488.10

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Solution

The fourth proportional to 45,611.60, 62,926.10 and 26,488.10 is: 36,543.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,611.60 : 62,926.10 = 26,488.10 : x
  2. Step 2: Convert to fraction form
    45,611.60/62,926.10 = 26,488.10/x
  3. Step 3: Cross multiply
    45,611.60x = 62,926.10 × 26,488.10
  4. Step 4: Simplify right side
    45,611.60x = 1,666,792,829.41
  5. Step 5: Solve for x
    x = 1,666,792,829.41/45,611.60
  6. Step 6: Final answer
    x = 36,543.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.